| 摘要 |
PCT No. PCT/SE92/00208 Sec. 371 Date Dec. 30, 1994 Sec. 102(e) Date Dec. 30, 1994 PCT Filed Apr. 2, 1992 PCT Pub. No. WO92/18728 PCT Pub. Date Oct. 29, 1992A ventilation device for tents with at least one roof top (8) and a place for an open fire under this roof top, the tent cloth (4) having an upper boundary (12) at a distance below the apex of this roof top, so that an opening (9) for discharging flue gases coming from a fire is formed at the roof top, comprises a net (10) substantially impervious to insects, which is arranged in said flue gas opening (9) so as to prevent insects from getting into the tent through this opening. The insects net is movably arranged with respect to the frame work of the tent and the device further comprises an arrangement (14, 15, 18) for regulating the degree of the coverage of the flue gas opening by the insects net between a first position substantially entirely covering it and at least a position in which the flue gas opening is at least partially set free. |
